Ausmelt Copper Matte from Mexico
Copper matte produced in Ausmelt submerged lance smelting technology, typically 65-75% Cu. Classified under HTS 7401.00.00.00 regardless of proprietary smelting method used.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include Ausmelt furnace operating data and matte tapping temperatures
• Verify matte fluidity characteristics for shipping container certification
• Technology-neutral classification; avoid claiming process advantages affect tariff